Question

Fill the blanks

only correct answers allowed​

Answer 1

Answer:

1 didn't have to

2 can

3 could

4 can

5 can't

6 must

7 have to

8 mustn't

9 have to

10 can't

11 couldn't

12 must

13 can ,can't

14 must

15 needn't

Answer 2

Answer:

1. don't have to
2. could
3. must
4. couldn't
5. couldn't
6. can't
7. needn't
8. mustn't
9. can't
10. didn't have to
11. have to
12. must
13. could   ;  can't
14. must
15. mustn't